239708880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{577}}^2$

素因数の和:1173

約数の個数: 90

約数和(自身を含む): 806419926

約数和(自身を除く): 566711046

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 577, 720, 1154, 1731, 2308, 2885, 3462, 4616, 5193, 5770, 6924, 8655, 9232, 10386, 11540, 13848, 17310, 20772, 23080, 25965, 27696, 34620, 41544, 46160, 51930, 69240, 83088, 103860, 138480, 207720, 332929, 415440, 665858, 998787, 1331716, 1664645, 1997574, 2663432, 2996361, 3329290, 3995148, 4993935, 5326864, 5992722, 6658580, 7990296, 9987870, 11985444, 13317160, 14981805, 15980592, 19975740, 23970888, 26634320, 29963610, 39951480, 47941776, 59927220, 79902960, 119854440, 239708880]

約数ペア:

[(1, 239708880), (2, 119854440), (3, 79902960), (4, 59927220), (5, 47941776), (6, 39951480), (8, 29963610), (9, 26634320), (10, 23970888), (12, 19975740), (15, 15980592), (16, 14981805), (18, 13317160), (20, 11985444), (24, 9987870), (30, 7990296), (36, 6658580), (40, 5992722), (45, 5326864), (48, 4993935), (60, 3995148), (72, 3329290), (80, 2996361), (90, 2663432), (120, 1997574), (144, 1664645), (180, 1331716), (240, 998787), (360, 665858), (577, 415440), (720, 332929), (1154, 207720), (1731, 138480), (2308, 103860), (2885, 83088), (3462, 69240), (4616, 51930), (5193, 46160), (5770, 41544), (6924, 34620), (8655, 27696), (9232, 25965), (10386, 23080), (11540, 20772), (13848, 17310)]